197582140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{74279}}^1$

素因数の和:74314

約数の個数: 48

約数和(自身を含む): 499161600

約数和(自身を除く): 301579460

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 74279, 148558, 297116, 371395, 519953, 742790, 1039906, 1411301, 1485580, 2079812, 2599765, 2822602, 5199530, 5645204, 7056505, 9879107, 10399060, 14113010, 19758214, 28226020, 39516428, 49395535, 98791070, 197582140]

約数ペア:

[(1, 197582140), (2, 98791070), (4, 49395535), (5, 39516428), (7, 28226020), (10, 19758214), (14, 14113010), (19, 10399060), (20, 9879107), (28, 7056505), (35, 5645204), (38, 5199530), (70, 2822602), (76, 2599765), (95, 2079812), (133, 1485580), (140, 1411301), (190, 1039906), (266, 742790), (380, 519953), (532, 371395), (665, 297116), (1330, 148558), (2660, 74279)]